Gravité: : Critique
  Identifiant(s) CVE: : CVE-2011-1868,CVE-2011-1869
  Date du conseil: 16 juin 2011

  Description

Microsoft Distributed File System (DFS) was found to have vulnerabilities, the more severe of which, could allow remote code execution when an attacker sends a malicious DFS response to a DFS request by a user. Successful exploit of this vulnerability could allow an attacker to execute arbitrary code and completely take control of a system. This security update is rated Critical for all supported editions of Windows XP and Windows Server and Important for all supported editions of Windows Vista, Windows Server 2008, Windows 7 for 32-bit Systems, Windows 7 for x64-based Systems, Windows Server 2008 R2 for x64-based Systems, and Windows Server 2008 R2 for Itanium-based Systems. Standard default firewall settings can protect networks from attacks originating outside enterprise perimeter. Firewall best practices recommend minimizing the number of ports exposed in systems connecting to the internet.

  Information Exposure Rating:

Trend Micro Deep Security shields networks through Deep Packet Inspection (DPI) rules. Trend Micro customers using OfficeScan with Intrusion Defense Firewall (IDF) plugin are also protected from attacks using these vulnerabilities. Please refer to the filter number and filter name when applying appropriate DPI and/or IDF rules.

  Solutions

  Patch: : http://www.microsoft.com/technet/security/Bulletin/MS11-042.mspx

  Trend Micro Deep Security DPI Rule Number: 1004700
  Trend Micro Deep Security DPI Rule Name: DFS Memory Corruption Vulnerability

  Affected software and version:

  • Windows XP Service Pack 3
  • Windows XP Professional x64 Edition Service Pack 2
  • Windows Server 2003 Service Pack 2
  • Windows Server 2003 x64 Edition Service Pack 2
  • Windows Server 2003 with SP2 for Itanium-based Systems
  • Windows Vista Service Pack 1 and Windows Vista Service Pack 2
  • Windows Vista x64 Edition Service Pack 1 and Windows Vista x64 Edition Service Pack 2
  • Windows Server 2008 for 32-bit Systems and Windows Server 2008 for 32-bit Systems Service Pack 2
  • Windows Server 2008 for x64-based Systems and Windows Server 2008 for x64-based Systems Service Pack 2
  • Windows Server 2008 for Itanium-based Systems and Windows Server 2008 for Itanium-based Systems Service Pack 2
  • Windows 7 for 32-bit Systems
  • Windows 7 for x64-based Systems
  • Windows Server 2008 R2 for x64-based Systems
  • Windows Server 2008 R2 for Itanium-based Systems